Half to john corbus



J. w. RAMSEY.

OMPRESSION OUPLING. N0. 387,588. Patented Aug. 7, 1888.

UNITED STATES PATENT OFFICE.

JOHN W. RAMSEY, OF BEAVER FALLS, PENNSYLVANIA, ASSIGNOR OF ONE- HALF TO JOHN OORBUS, OF SAME PLAGE.

COMPRESSION-COUPLING.

SPEICII-ICATION forming part of Letters Patent N0. 387,538, dated August 7. 1888.

T all w7wm 2Tt may concern:

B0 i' known that I, JOHN W. RAMSEY, a. citizen 0f Ehe Uuited States, residing ab Beaver Falls, in the county 0f Beaver and State 0f 5 Pennsylvania, have invented certaiu new and useful Improvemcnts in Compression-Couplings; und I (I0 declare the following t0 be u full, elcar, und exact deseription 0l the i11 vention, such as will enable 0Lhers skilled in Ehe :ub to which it appertains to make aud use the szune, reference being had to Lhe accon1- punying dmwings. and L0 Ietters 01 figures 0f reterence marked thereon, which form a pur-t 01' this specilication.

Fig. 1 is a side elevation. partly in section. Fig. 2 is an end view 0f Same; Fig. 3, detail view 0f keys I I.

The invention relates to improvements in shuft-couplings, the objecb being t0 devise simple means whereby the ends 01" aligned shat'ts 1nay be coupled by compression; und it; consists in the construction and nove1 combi nabion 0f paxts, as hereinafter Set f0rth.

Referring t0 the drawings by Ietter, A A

2 designate the adj-acent; ends 0f tw0 aligned slmfts. B B are two similar clamps lying opposite euch 0Lher 0ver the ends A and having their borcs a little less in diameter than thal: 0f the shafts. The clamps are tapered simi- 0 larly toward (ach end fr0m their eentral cy- Iindrica.l portions, und have a kerf 0r slit, b, running from each end t0 within about two iuches 0f their centers and made centrally bebween their edges.

(3 O am similar cylindricul sleeves tnpered 5 within t0 fit over the tnperod ends 0f the clamps 011 each side.

I I are keys 01' wedges designe(l t0 pass [mm opposite sides through the openings J in the sleeves C und the recesses K in the clamps B B.

Ib will be observed tlmt th0 openings J10gister 0x 0pen int0 Lhe recesses K in the clamps.

In operation, the clumps, hzwing tl1e sleevos loosely placed thereon a1e placed upon tho meeting ends 01 the shafts, und the keys zn-v entered through the openings J und revossvs K fr0m opposite sidos, the small 0nds 01" Ihe keys being first inserted.

The wedging may be forced by us0 of a ham wer, so that the sleeves am forced up the incline 0f the clamps, bringing the ker[s 01080 together, (UNI compressing lhe clamp upon the shafls.

Having described my invention, I claim- 'll1e combination, with the aligned shafts. of Lhe clamps having the slots J, the sleevcs having the slots K, and the keys l I, as und f0r the purpose specified.

In testimony whereof I affix my signaturc in prosence of tw0 witnesses.

JOHN V\'. RAI\ISEY.

VVitnesses:

J. F M1LLER, G. L. EBERHAR'I. 

